All you need to do is insert new R-SIM11 with your new SIM and follow the on-screen instructions according to your apple device iPhone 7 compatible . Lock Carrier Function improved. You can now use your iPhone as Factory Unlocked with Lock Carrier Function.

Please Note:
Some SIM cards may not be able to get 3G/4G data or getting “No Service” after the configuration. In this case you will need to purchase a software patch or jailbreak patch configuration only
we recommend you to use of 64Kb SIM cards for perfect compatibility.